Commits
Jens Axboe committed d891fa70876
null_blk: fix softirq completions for queue_mode == 1 Only blk-mq completions have payload attached to the request, for request_fn mode we have stored it in req->special. This fixes an oops with queue_mode=1 and softirq completions. Signed-off-by: Jens Axboe <axboe@fb.com>